Langer's Sudoku Assistant

3
7
5
       
      6
   8   
4
       
      6
   8   
1
9
2
4
9
1
2
7
5
6
8
3
6
2
8
1
3
9
7
5
4
4
1
7
2
5
9
       
      6
   8   
3
       
      6
   8   
9
3
2
1
6
8
5
4
7
5
8
6
4
7
3
9
1
2
7
6
1
9
2
3
5
8
4
8
2
4
7
5
6
3
1
9
3
9
5
8
4
1
2
6
7

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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